The Forecast is based on the GFS model. Forecasts are available worldwide. The horizontal resolution is about 13 km. Forecasts are computed 4 times a day, at about 12:00 PM, 6:00 PM, 12:00 AM and 6:00 AM Indochina Time. Predictions are available in time steps of 3 hours for up to 10 days into the future.
The arrows point in the direction that the wind is blowing.

Check the wind forecast for Koh Samui / Chaweng Beach when you want to find the best last minute travel destination for your kiteboarding, windsurfing or sailing vacation in Thailand.

Units
We use knots and degrees Celsius as our default units. These units are often used by sailors, kiters, surfers, windsurfers and paragliders. Use website settings to switch between units at any time. For converting between wind speed units such as knots, km/h (kilometers per hour), m/s (meters per second), and mph (miles per hour), you can use our wind speed calculator.

Help
If you need more information about our wind forecast for Koh Samui / Chaweng Beach, have a look at our help section.